FR2257173B3 - - Google Patents
Info
- Publication number
- FR2257173B3 FR2257173B3 FR7425759A FR7425759A FR2257173B3 FR 2257173 B3 FR2257173 B3 FR 2257173B3 FR 7425759 A FR7425759 A FR 7425759A FR 7425759 A FR7425759 A FR 7425759A FR 2257173 B3 FR2257173 B3 FR 2257173B3
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/46—Volume control
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Amplifiers (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT330274A IT1005264B (it) | 1974-01-08 | 1974-01-08 | Dispositivo circuitale a soglia variabile per il controllo automati co di guadagno in amplificatori di potenza |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2257173A1 FR2257173A1 (en) | 1975-08-01 |
| FR2257173B3 true FR2257173B3 (en, 2012) | 1977-05-20 |
Family
ID=11104565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7425759A Granted FR2257173A1 (en) | 1974-01-08 | 1974-07-24 | Control circuit for AGC in a power amplifier - has amplifier which is connected to an electroacoustical transducer |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2435868A1 (en, 2012) |
| ES (1) | ES429136A1 (en, 2012) |
| FR (1) | FR2257173A1 (en, 2012) |
| IT (1) | IT1005264B (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4233566A (en) * | 1978-10-23 | 1980-11-11 | Technical Audio Products Corporation | Distortion free power limiting and clipping prevention circuit |
| GB9824776D0 (en) | 1998-11-11 | 1999-01-06 | Kemp Michael J | Audio dynamic control effects synthesiser |
-
1974
- 1974-01-08 IT IT330274A patent/IT1005264B/it active
- 1974-07-24 FR FR7425759A patent/FR2257173A1/fr active Granted
- 1974-07-25 DE DE19742435868 patent/DE2435868A1/de active Pending
- 1974-08-09 ES ES429136A patent/ES429136A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES429136A1 (es) | 1976-11-16 |
| DE2435868A1 (de) | 1975-07-17 |
| IT1005264B (it) | 1976-08-20 |
| FR2257173A1 (en) | 1975-08-01 |